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Institute of Geosciences

 
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Moment Tensor Solution

 
 
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2023-03-23 02:22:46.54 || 40.3079, 20.7397 || 4 km || 3.6 Mw

 

Event ID:

tir2023fsel

Evaluation Mode:

automatic

Evaluation Status:

preliminary

 

Quality Metrics

 

Correlation:

DC (%):

Min Singular:

Max Singular:

0.56

98.70

1.287e-14

3.125e-14

Variance Reduction:

CLVD (%):

Condition Number:

0.31

1.30

2.43

Quality:

ISO (%):

STVAR:

FMVAR:

C1

0.00

0.01

25.66

 

Hypocenter

 
 

Centroid

 

Origin Time:

Latitude:

Depth:

2023-03-23 02:22:47.67

40.3481

10.0 km

Magnitude:

Longitude:

3.4 MLv

20.7386

Centroid Time:

Latitude:

Depth:

2023-03-23 02:22:46.54

40.3079

4.0 km

Magnitude:

Longitude:

Mo (Nm):

3.6 Mw

20.7397

3.135e+14

 

Used Stations

 

No of stations:

12

Azimuthal Gap (deg):

75.62

Min Distance (km):

25.0

Max Distance (km):

286.1

Frequencies (Hz):

0.05 - 0.08

tapered

0.04 - 0.05

and

0.08 - 0.09

 

Station

 

LSK

NEST

TPE

KPRO

BERA

SRN

KZN

IGT

VLO

PUK

PLG

BCI

 

N

 

0.49

0.82

0.81

-

0.19

-0.61

0.9

0.51

0.75

0.13

0.55

0.01

 

E

 

0.74

0.33

0.16

0.37

-0.04

0.35

0.0

0.37

0.14

-0.03

-0.06

0.0

 

Z

 

0.58

0.13

0.59

0.29

0.27

0.31

-0.17

0.1

0.24

-554.63

-0.18

-0.07

 

Distance (km)

 

25

27

61

69

78

81

89

97

106

201

230

231

 

Waveforms

 
 

4-D Moment Tensor Grid Search

 

Best Moment Tensor Solution

 

NP1

Strike:

25

Dip:

39

Rake:

-117

NP2

Strike:

239

Dip:

55

Rake:

-69

 

P-Axis

Azimuth:

199

Plunge:

70

T-Axis

Azimuth:

315

Plunge:

8

B-Axis

Azimuth:

47

Plunge:

16

 

Six Tensor

Mrr:

-2.724e+14

Mtt:

1.237e+14

Mpp:

1.486e+14

Components

Mrt:

1.234e+14

Mrp:

1.237e+12

Mtp:

1.650e+14

Image

🄯 Gisola - More info https://github.com/nikosT/Gisola